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Hemicidaroida ✝

Source Data
SourceIDLink
Global Biodiversity Information Facility ID (GBIF)Not linked to a GBIF record.
PaleoBioDB ID (PBDB)32907https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=32907
Rankorder (PBDB)
Taxonomy (PBDB)Life : Animalia : Echinodermata : Echinoidea : Hemicidaroida
Classification
(PBDB,GBIF)
RankNameAuthor
-Eukaryota
-OpisthokontaCavalier-Smith 1987
kingdomAnimalia
-TriploblasticaLankester 1877
-NephrozoaJondelius et al. 2002
-DeuterostomiaGrobben 1908
-Ambulacraria
phylumEchinodermataKlein 1754
subphylumEchinozoavon Zittel 1895
classEchinoidea
subclassEuechinoideaBronn 1860
-Echinacea
superorderStirodontaJackson 1912
orderHemicidaroidaBeurlen 1937
Opinions (PBDB)
NameRankOpinionEvidenceAuthor
Hemicidaroidaorderbelongs to Echinaceastated without evidenceDurham and Melville, 1957
Hemicidaroidaorderbelongs to Stirodontastated with evidenceSmith, 1991
Hemicidaroidaorderbelongs to Echinoideasecond handSepkoski, 2002
Hemicidaroidaorderbelongs to Echinoideastated without evidenceBerndt, 2003
Status (PBDB)extinct
Taxon Size (PBDB)6
First Recorded Appearance129 - 125 Ma
Early/Lower Cretaceous
Last Recorded Appearance93.5 - 89.3 Ma
Late/Upper Cretaceous
Environmentmarine (based on Hemicidaroida)
Motilityslow-moving (based on Hemicidaroida)
Visionlimited (based on Echinoidea)
Dietgrazer (based on Hemicidaroida)
Reproductiondispersal=water,planktonic (based on Hemicidaroida)
Ontogenyaccretion,addition of parts (based on Echinodermata)
Taphonomyhigh Mg calcite (based on Hemicidaroida)
Primary Reference (PBDB)K. Beurlen. 1937. Revision der Seeigel aus dem nord- westdeutschen Jura, II Teil, Die regularen Seeigel. Abhandlungen der Preussischen Geologischen Landesanstalt 174:1-149

Fossil Distribution

Subtaxa

NameStatusCommon Name(s)Fossil OccurrencesOldestYoungest
Allomma
genus
accepted (GBIF)
listed (PBDB)
5129 Ma
Early/Lower Cretaceous
99.6 Ma
Late/Upper Cretaceous
Colpotiara
genus
accepted (GBIF)
listed (PBDB)
Micropedina
genus
accepted (GBIF)
listed (PBDB)
20101 Ma
Late/Upper Cretaceous
93.5 Ma
Late/Upper Cretaceous
Trochodiadema
genus
accepted (GBIF)
listed (PBDB)
3125 Ma
Early/Lower Cretaceous
101 Ma
Late/Upper Cretaceous

Synonymy List

YearName and Author
1957Hemicidaroida Durham and Melville p. 254
1966Hemicidaroida Fell and Pawson p. U381
1991Hemicidaroida Smith p. 22
2002Hemicidaroida Sepkoski, Jr.
2003Hemicidaroidea Berndt p. 78

References

Beurlen K. (1937) Revision der Seeigel aus dem nord- westdeutschen Jura, II Teil, Die regularen Seeigel, Abhandlungen der Preussischen Geologischen Landesanstalt 174, 1-149
Fell H. B., Pawson D. L. (1966) Echinacea, Treatise on Invertebrate Paleontology,Part U Echinodermata 3. The Geological Society of America and The University of Kansas Press 2, U367-U440
Smith A. B. (1991) Taxonomic descriptions, in Cretaceous echinoids from north-eastern Brazil, Fossils and Strata 31, 1-88
Sepkoski, Jr. J. J. (2002) A compendium of fossil marine animal genera, Bulletins of American Paleontology 363, 1-560
Berndt R. (2003) Cenomanian echinoids from Southern Jordan, N. Jb. Geol. Palaont. Mh 2003 2, 73-90
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!
 
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